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222-9+11+12:2*14+14 = ? ( )

Toán Lớp 7: Cho tam giác `ABC` có `AB

Toán Lớp 7: Cho tam giác ABC có AB

Comments ( 1 )

  1. #ld
     phần cuối là (AC-AB)/2 ko phải (AC-AB)/oo nha 

    toan-lop-7-cho-tam-giac-abc-co-ab-ac-tia-phan-giac-cua-hat-a-cat-duong-trung-truc-cua-bc-tai-i-q

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222-9+11+12:2*14+14 = ? ( )